22.5" x 8.25" - Hub Pilot - 11.25" Bolt Circle

Driving the right wheel for the right job. Alcoa® forged aluminum wheels for transit bus applications are designed for increased load requirements necessary for this industry. With forged strength and precision machining, this wheel looks good, is made to last for the long haul and requires less maintenance.

Hub Bore Groove

Where To Buy
Specifications Measurement
Product Part Number 88361x
Wheel Size (in) 22.5" x 8.25"
Mounting System Hub Pilot
Bolt Holes 10
Bolt Circle 11.25"
Bolt Hole Diameter 1.18"
Hub Bore 8.67"
Approx. Weight (lbs) 53 lbs
Outset (in) 6.66"
Inset (in) 5.81"
Max Load (lbs) 7300 lbs
Max Cold Infl. (psi) 130 psi
Valve Stem TR555D
Part Number Finish
883610DB Brushed with Dura-Bright
883613 Mirror Polish Both Sides
883613DB Mirror Polish Both Sides with Dura-Bright
883613DD Mirror Polish Both Sides with Dura-Bright and Dura-Flange
883617 High Polish
Accessories and Mounting Hardware Part Number
Front Hub Cover
(Includes Nut Covers Where Applicable)
Rear Hub Cover
(Includes Nut Covers Where Applicable)
Nut Cover Only
(Not Intended to Secure Hub Covers)
Alcoa® Mounting Hardware Kits -


0 0 and 7 finish options are determined by inset or outset mounting positions and may not be finished on both sides. See chart for position and available finish options.
1Hub cover system kits with part numbers 076185 (front), 077185 (rear), 082122 (front), and 082133 (rear) contain screw-on Hug-A-Lug® nut covers and require a minimum of four (4) threads of the stud to extend above the tightened cap nut for use. Six (6) threads are recommended.
2082012 (30mm kit Front and Rear).
3OEM exclusive. Purchase through Peterbilt dealer only.
4OEM exclusive. Purchase through Kenworth dealer only.
5OEM exclusive. Purchase through Volvo dealer only.
See our Warranty page for more information

See Wheel Accessory Products Catalog for part number specific fitment information. Always perform a fitment check to ensure accessories are secure before operating vehicle.